SceneSetting

25     internal static void HierarchyChange()
26     {
27         if (Application.isPlaying)
28         {
29             //Debug.Log("HierarchyChange ignored, while running.");
30             CheckSceneForStuckHandlers = true; // done once AFTER play mode.
31             return;
32         }
33
34         if (CheckSceneForStuckHandlers)
35         {
36             CheckSceneForStuckHandlers = false;
37             PhotonNetwork.InternalCleanPhotonMonoFromSceneIfStuck();
38         }
39
40         HashSet pvInstances = new HashSet();
41         HashSet usedInstanceViewNumbers = new HashSet();
42         bool fixedSomeId = false;
43
44         //// the following code would be an option if we only checked scene objects (but we can check all PVs)
45         //PhotonView[] pvObjects = GameObject.FindSceneObjectsOfType(typeof(PhotonView)) as PhotonView[];
46         //Debug.Log("HierarchyChange. PV Count: " + pvObjects.Length);
47
48         string levelName = Application.loadedLevelName;
49         #if UNITY_EDITOR
50         levelName = System.IO.Path.GetFileNameWithoutExtension(EditorApplication.currentScene);
51         #endif
52         int minViewIdInThisScene = PunSceneSettings.MinViewIdForScene(levelName);
53         //Debug.Log("Level '" + Application.loadedLevelName + "' has a minimum ViewId of: " + minViewIdInThisScene);
54
55         PhotonView[] pvObjects = Resources.FindObjectsOfTypeAll(typeof(PhotonView)) as PhotonView[];
56
57         foreach (PhotonView view in pvObjects)
58         {
59             // first pass: fix prefabs to viewID 0 if they got a view number assigned (cause they should not have one!)
60             if (EditorUtility.IsPersistent(view.gameObject))
61             {
62                 if (view.viewID != 0 || view.prefixBackup != -1 || view.instantiationId != -1)
63                 {
64                     Debug.LogWarning("PhotonView on persistent object being fixed (id and prefix must be 0). Was: " + view);
65                     view.viewID = 0;
66                     view.prefixBackup = -1;
67                     view.instantiationId = -1;
68                     EditorUtility.SetDirty(view);
69                     fixedSomeId = true;
70                 }
71             }
72             else
73             {
74                 // keep all scene-instanced PVs for later re-check
75                 pvInstances.Add(view);
76             }
77         }
78
79         Dictionary idPerObject = new Dictionary();
80
81         // second pass: check all used-in-scene viewIDs for duplicate viewIDs (only checking anything non-prefab)
82         // scene-PVs must have user == 0 (scene/room) and a subId != 0
83         foreach (PhotonView view in pvInstances)
84         {
85             if (view.ownerId > 0)
86             {
87                 Debug.Log("Re-Setting Owner ID of: " + view);
88             }
89             view.ownerId = 0; // simply make sure no owner is set (cause room always uses 0)
90             view.prefix = -1; // TODO: prefix could be settable via inspector per scene?!
91
92             if (view.viewID != 0)
93             {
94                 if (view.viewID < minViewIdInThisScene || usedInstanceViewNumbers.Contains(view.viewID))
95                 {
96                     view.viewID = 0; // avoid duplicates and negative values by assigning 0 as (temporary) number to be fixed in next pass
97                 }
98                 else
99                 {
100                     usedInstanceViewNumbers.Add(view.viewID); // builds a list of currently used viewIDs
101
102                     int instId = 0;
103                     if (idPerObject.TryGetValue(view.gameObject, out instId))
104                     {
105                         view.instantiationId = instId;
106                     }
107                     else
108                     {
109                         view.instantiationId = view.viewID;
110                         idPerObject[view.gameObject] = view.instantiationId;
111                     }
112                 }
113             }
114
115         }
116
117         // third pass: anything that's now 0 must get a new (not yet used) ID (starting at 0)
118         int lastUsedId = (minViewIdInThisScene > 0) ? minViewIdInThisScene - 1 : 0;
119
120         foreach (PhotonView view in pvInstances)
121         {
122             if (view.viewID == 0)
123             {
124                 // Debug.LogWarning("setting scene ID: " + view.gameObject.name + " ID: " + view.subId.ID + " scene ID: " + view.GetSceneID() + " IsPersistent: " + EditorUtility.IsPersistent(view.gameObject) + " IsSceneViewIDFree: " + IsSceneViewIDFree(view.subId.ID, view));
125                 int nextViewId = PhotonViewHandler.GetID(lastUsedId, usedInstanceViewNumbers);
126
127                 view.viewID = nextViewId;
128
129                 int instId = 0;
130                 if (idPerObject.TryGetValue(view.gameObject, out instId))
131                 {
132                     Debug.Log("Set inst ID");
133                     view.instantiationId = instId;
134                 }
135                 else
136                 {
137                     view.instantiationId = view.viewID;
138                     idPerObject[view.gameObject] = nextViewId;
139                 }
140
141                 //// when using the Editor's serialization (view.subId in this case), this is not needed, it seems
142                 //PrefabUtility.RecordPrefabInstancePropertyModifications(view);
143
144                 lastUsedId = nextViewId;
145                 EditorUtility.SetDirty(view);
146                 fixedSomeId = true;
147             }
148         }
149
150
151         if (fixedSomeId)
152         {
153             //Debug.LogWarning("Some subId was adjusted."); // this log is only interesting for Exit Games
154         }
155     }

23     {
24         get
25         {
26             if (!string.IsNullOrEmpty(punSceneSettingsCsPath))
27             {
28                 return punSceneSettingsCsPath;
29             }
30
31             // Unity 4.3.4 does not yet have AssetDatabase.FindAssets(). Would be easier.
32             var result = Directory.GetFiles(Application.dataPath, "PunSceneSettings.cs", SearchOption.AllDirectories);
33             if (result.Length >= 1)
34             {
35                 punSceneSettingsCsPath = Path.GetDirectoryName(result[0]);
36                 punSceneSettingsCsPath = punSceneSettingsCsPath.Replace('\\', '/');
37                 punSceneSettingsCsPath = punSceneSettingsCsPath.Replace(Application.dataPath, "Assets");
38
39                 // AssetDatabase paths have to use '/' and are relative to the project's folder. Always.
40                 punSceneSettingsCsPath = punSceneSettingsCsPath + "/" + SceneSettingsFileName;
41             }
42
43             return punSceneSettingsCsPath;
44         }
45     }

50     {
51         get
52         {
53             if (instanceField != null)
54             {
55                 return instanceField;
56             }
57
58             instanceField = (PunSceneSettings)AssetDatabase.LoadAssetAtPath(PunSceneSettingsCsPath, typeof(PunSceneSettings));
59             if (instanceField == null)
60             {
61                 instanceField = ScriptableObject.CreateInstance();
62                 AssetDatabase.CreateAsset(instanceField, PunSceneSettingsCsPath);
63             }
64
65             return instanceField;
66         }
67     }

70     public static int MinViewIdForScene(string scene)
71     {
72         if (string.IsNullOrEmpty(scene))
73         {
74             return 0;
75         }
76
77         PunSceneSettings pss = Instance;
78         if (pss == null)
79         {
80             Debug.LogError("pss cant be null");
81             return 0;
82         }
83
84         foreach (SceneSetting setting in pss.MinViewIdPerScene)
85         {
86             if (setting.sceneName.Equals(scene))
87             {
88                 return setting.minViewId;
89             }
90         }
91         return 0;
92     }